阅读说明：本技术 一种医疗手术钳 (Medical operating forceps ) 是由 林蓓蕾 梅永霞 张春慧 徐晖 刘腊梅 付忠荣 刘凤 李媛 栾文艳 单秋菊 袁长伟 于 2019-10-09 设计创作，主要内容包括：本发明提供了一种医疗手术钳,属于医疗器械相关技术领域,它解决了现有的手术钳不能很好的夹持夹紧不规则患处等技术问题。本医疗手术钳包括第一钳杆和第二钳杆,第一钳杆的上下两侧均固定有铰接块,第二钳杆的上下两侧均可拆卸的固定有铰接轴,铰接轴可转动的设置在铰接块上,第二钳杆的一端固定有夹合钳头,第一钳杆内部设置有副钳机构。本发明采用夹合钳头和副钳机构配合,可夹持夹紧患处,同时副钳机构采用第一钳头和第二钳头配合,提供与夹合钳头和副钳机构的夹持方向相垂直的夹持,可更好的夹持夹紧不规则的患处,避免造成二次损伤；通过连接螺杆与螺孔的配合,调节第一钳头和第二钳头的张开角度,且夹紧后即自锁,避免松动。(The invention provides a medical operating forceps, belongs to the technical field of medical instruments and solves the technical problems that an irregular affected part cannot be clamped well by the existing operating forceps and the like. The medical operation forceps comprise a first forceps rod and a second forceps rod, hinged blocks are fixed on the upper side and the lower side of the first forceps rod, hinged shafts are detachably fixed on the upper side and the lower side of the second forceps rod, the hinged shafts are rotatably arranged on the hinged blocks, a clamping forceps head is fixed at one end of the second forceps rod, and an auxiliary forceps mechanism is arranged inside the first forceps rod. The auxiliary clamp mechanism is matched with the first clamp head and the second clamp head to provide clamping perpendicular to the clamping direction of the clamping clamp head and the auxiliary clamp mechanism, so that irregular affected parts can be better clamped and clamped, and secondary damage is avoided; the opening angles of the first binding clip and the second binding clip are adjusted through the matching of the connecting screw rod and the screw hole, and the locking is realized after the clamping, so that the looseness is avoided.)

1. The utility model provides a medical treatment operation pincers, includes first tong bar (1) and second tong bar (4), its characterized in that, the upper and lower both sides of first tong bar (1) all are fixed with articulated piece (14), and the upper and lower both sides of second tong bar (4) all detachable is fixed with articulated shaft (6), and articulated shaft (6) rotatable setting is on articulated piece (14), and the one end of second tong bar (4) is fixed with the clamping binding clip, and first tong bar (1) inside is provided with vice pincers mechanism.

2. The medical surgical forceps as claimed in claim 1, wherein a screw hole (16) and a square groove (17) are formed in the first forceps rod (1), the screw hole (16) is communicated with the square groove (17), a symmetrical notch (13) is formed in one end of the first forceps rod (1), the notch (13) is communicated with the square groove (17), a rotating shaft (18) is formed in the square groove (17), and a first hand buckle (15) is fixed to the other end of the first forceps rod (1).

3. The medical surgical forceps as claimed in claim 1, wherein a second hand buckle (7) is fixed at the other end of the second forceps rod (4), and a plurality of clamping grooves are formed in the clamping forceps head.

4. The medical forceps according to claim 1 or 2, wherein the auxiliary forceps mechanism comprises a first forceps head (2), a second forceps head (3), a connecting screw rod (5), a rotating head (8), a first connecting rod (9) and a second connecting rod (10), the connecting screw rod (5) is arranged inside the screw hole (16) in a threaded fit mode, one end of the rotating head (8) is rotatably arranged at one end of the connecting screw rod (5), the other end of the rotating head (8) is fixedly provided with two symmetrical hinged plates (11), one ends of the first connecting rod (9) and the second connecting rod (10) are rotatably connected between the two hinged plates (11), the first forceps head (2) is rotatably connected at the other end of the second connecting rod (10), and the second forceps head (3) is rotatably connected at the other end of the first connecting rod (9).

5. The medical forceps according to claim 4, wherein a hand-tightening rod (12) is fixed at the other end of the connecting screw rod (5), and a plurality of circumferentially and uniformly distributed hand-tightening grooves are formed in the surface of the hand-tightening rod (12).

6. The medical forceps of claim 5, wherein a first connecting plate (19) is arranged at the end of the first forceps head (2), the first connecting plate (19) is rotatably connected to the other end of the second connecting rod (10), a first rotating shaft hole is formed in the first connecting plate (19), the first rotating shaft hole is rotatably sleeved on the rotating shaft (18), and the first connecting plate (19) is slidably arranged inside the notch (13).

7. The medical surgical forceps as claimed in claim 1, wherein the first forceps head (2) has a plurality of first small clamping grooves (21) formed at the upper end thereof, and a plurality of first large clamping grooves (20) formed at the side surface thereof, and the number of the first large clamping grooves (20) and the inner diameter of the groove hole are twice as large as those of the first small clamping grooves (21).

8. The medical forceps according to claim 5, wherein a second connecting plate (22) is arranged at the end of the second forceps head (3), the second connecting plate (22) is rotatably connected to the other end of the first connecting rod (9), a second rotating shaft hole is formed in the second connecting plate (22), the second rotating shaft hole is rotatably sleeved on the rotating shaft (18), the second connecting plate (22) is slidably arranged inside the notch (13), and the second connecting plate (22) is in contact with the first connecting plate (19).

9. The medical surgical forceps as claimed in claim 4, wherein the lower end of the second forceps head (3) is provided with a plurality of second small clamping grooves (24), the side surface of the second forceps head (3) is provided with a plurality of second large clamping grooves (23), and the number of the second large clamping grooves (23) and the inner diameter of the groove hole are twice of the number of the second small clamping grooves (24).

Technical Field

The invention belongs to the technical field related to medical instruments, and relates to an operating forceps, in particular to a medical operating forceps.

Background

Medical operation forceps are medical tools frequently used by medical workers in daily nursing work, and are various in types, such as tissue forceps, operation forceps and hemostatic forceps; the shapes of the pliers are different, and the pliers can be divided into straight pliers, elbow pliers, flat pliers and the like according to different shapes and structures; the operating forceps are high in use frequency in clinical medicine, wide in use range and single in functional structure, and although various shapes are adopted to meet the use requirements of different affected parts, the affected parts of a human body (animal body) are mostly irregular in shape, clamping in a single direction is achieved, the effect is poor, larger force is needed, and secondary damage is easily caused.

Through retrieval, as disclosed in chinese patent literature, a multifunctional medical forceps [ application number: CN 201720571784.2; publication No.: CN205094542U ]. This patent discloses a multi-functional medical forceps, including medical forceps body, first pincers handle, second pincers handle, anti-skidding line and hollow tube, the middle-end of medical forceps body is equipped with the pincers axle, first pincers handle passes through the pincers axle and articulates with the second pincers handle, the outside of first handheld ring articulates there is the pjncture needle, the inside of second pincers handle is equipped with the hollow tube, the inboard of second handheld ring is equipped with the piston rod. Although the multifunctional medical forceps have the functions of liquid suction, scissors and puncture needles, the multifunctional medical forceps can only clamp and clamp from a single direction, and the clamping effect on irregular affected parts is not good.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a medical operating forceps, which aims to solve the technical problems that: how the medical operation forceps can clamp and clamp irregular affected parts from different directions to avoid secondary injury. The purpose of the invention can be realized by the following technical scheme:

The utility model provides a medical treatment operation pincers, includes first tong bar and second tong bar, the upper and lower both sides of first tong bar all are fixed with articulated piece, and the upper and lower both sides of second tong bar all detachable are fixed with the articulated shaft, and the rotatable setting of articulated shaft is on articulated piece, and the one end of second tong bar is fixed with the clamping binding clip, and first tong bar is inside to be provided with vice pincers mechanism.

The working principle of the invention is that the first forceps rod and the second forceps rod rotate in a hinged fit way through the hinged shaft and the hinged block, the clamping head and the auxiliary forceps mechanism are clamped in a matched way to clamp the affected part of a patient in the operation process, and meanwhile, the auxiliary forceps mechanism has a clamping function in a direction perpendicular to the clamping direction of the clamping head and the auxiliary forceps mechanism, and is used for clamping and clamping an irregular affected part.

The first clamp rod is internally provided with a screw hole and a square groove which are communicated with each other, one end of the first clamp rod is provided with symmetrical notches which are communicated with the square groove, a rotating shaft is arranged in the square groove, and the other end of the first clamp rod is fixedly provided with a first hand buckle.

Mechanism more than adopting, first hand buckle makes things convenient for doctor's forefinger or thumb to insert, provides the grip, and breach, screw and square groove are convenient for the cooperation to install vice pincers mechanism.

And a second hand buckle is fixed at the other end of the second clamp rod, and a plurality of clamping grooves are formed in the clamping head.

By adopting the mechanism, the forefinger or thumb of a doctor inserts the second buckle to provide grip strength, and the clamping groove increases the clamping force.

Vice pincers mechanism includes first binding clip, second binding clip, connecting screw, rotating head, first connecting rod and second connecting rod, and connecting screw thread fit sets up inside the screw, and the one end of rotating head is rotated and is set up the one end at connecting screw, and the other end of rotating head is fixed with the articulated slab of two symmetries, and the one end of first connecting rod and second connecting rod is all rotated and is connected between two articulated slabs, and first binding clip rotates the other end of connecting at the second connecting rod, and the second binding clip rotates the other end of connecting at first connecting rod.

The mechanism is characterized in that the connecting screw is screwed out of the screw hole, the connecting screw pulls the rotating head to pull towards the direction of the first hand buckle, namely the first connecting rod and the second connecting rod are pulled by the hinged plate to respectively drive the second binding clip and the first binding clip to open towards opposite directions, the opened first binding clip and the opened second binding clip are aligned to a part needing clamping, the connecting screw is screwed into the screw hole, and then the first binding clip and the second binding clip are closed towards opposite directions to clamp the position needing clamping.

The other end of the connecting screw rod is fixed with a hand screwing rod, and the surface of the hand screwing rod is provided with a plurality of hand screwing grooves which are uniformly distributed in the circumferential direction

By adopting the mechanism, the hand screwing rod is rotated by fingers to control the connection screw to be screwed in or out, and the friction force between the fingers and the hand screwing rod is increased by screwing the grooves by the hands.

The end of the first binding clip is provided with a first connecting plate, the first connecting plate is rotatably connected to the other end of the second connecting rod, a first rotating shaft hole is formed in the first connecting plate, a rotating sleeve of the first rotating shaft hole is arranged on the rotating shaft, and the first connecting plate is arranged inside the notch in a sliding mode.

By adopting the mechanism, the second connecting rod drives the first connecting plate to rotate, namely the first rotating shaft hole of the first connecting plate is driven to rotate around the rotating shaft, the first connecting plate can slidably extend out of the notch, the interference between the first connecting plate and the end part of the first clamp rod is avoided, and the opening angle is ensured.

The upper end of the first binding clip is provided with a plurality of first small clamping grooves, the side surface of the first binding clip is provided with a plurality of first large clamping grooves, and the number of the first large clamping grooves and the inner diameter of the groove hole are twice of those of the first small clamping grooves.

by adopting the mechanism, the first small clamping groove and the first large clamping groove improve the friction force of clamping, and can clamp quickly.

The end of the second binding clip is provided with a second connecting plate, the second connecting plate is rotatably connected to the other end of the first connecting rod, the second connecting plate is provided with a second rotating shaft hole, the second rotating shaft hole is rotatably sleeved on the rotating shaft, the second connecting plate is slidably arranged inside the notch, and the second connecting plate is in contact with the first connecting plate.

By adopting the mechanism, the first connecting rod drives the second connecting plate to rotate, namely the second rotating shaft hole of the second connecting plate is driven to rotate around the rotating shaft, the second connecting plate can slidably extend out of the notch, the interference between the second connecting plate and the end part of the first clamp rod is avoided, and the opening angle is ensured.

The lower end of the second binding clip is provided with a plurality of second small clamping grooves, the side surface of the second binding clip is provided with a plurality of second large clamping grooves, and the number of the second large clamping grooves and the inner diameter of the groove hole are twice of those of the second small clamping grooves.

By adopting the mechanism, the second small clamping groove is matched with the first small clamping groove for clamping, and the second large clamping groove is matched with the first large clamping groove for clamping, so that the clamping friction force is improved, and the clamping can be fast carried out.

Drawings

Fig. 1 is a schematic view of the structure of the present invention in an open state.

Fig. 2 is a schematic structural view of the closed state of the present invention.

Fig. 3 is a schematic structural view of the vice mechanism of the present invention in an open state.

Fig. 4 is a perspective view of the vice-clamp mechanism of the present invention.

Fig. 5 is an enlarged schematic view of a structure at a in fig. 4.

FIG. 6 is a perspective view of the first clamp lever of the present invention.

FIG. 7 is a cross-sectional view of the first clamping bar according to the present invention.

fig. 8 is a perspective view of the first binding clip of the present invention.

Fig. 9 is a perspective view of the second binding clip of the present invention.

In the figure: 1-a first clamp rod, 2-a first clamp head, 3-a second clamp head, 4-a second clamp rod, 5-a connecting screw rod, 6-a hinge shaft, 7-a second hand buckle, 8-a rotating head, 9-a first connecting rod, 10-a second connecting rod, 11-a hinge plate, 12-a hand screwing rod, 13-a notch, 14-a hinge block, 15-a first hand buckle, 16-a screw hole, 17-a square groove, 18-a rotating shaft, 19-a first connecting plate, 20-a first large clamping groove, 21-a first small clamping groove, 22-a second connecting plate, 23-a second large clamping groove and 24-a second small clamping groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

in the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-9, the present embodiment provides a medical surgical forceps, including a first forceps rod 1 and a second forceps rod 4, where the upper and lower sides of the first forceps rod 1 are both fixed with a hinge block 14, in the present embodiment, the fixing manner is welding or casting, the upper and lower sides of the second forceps rod 4 are both detachably fixed with a hinge shaft 6, in the present embodiment, the fixing manner is threaded, the hinge shaft 6 is rotatably disposed on the hinge block 14, one end of the second forceps rod 4 is fixed with a clamping forceps head, in the present embodiment, the fixing manner is casting, and an auxiliary forceps mechanism is disposed inside the first forceps rod 1; first tong pole 1 and second tong pole 4 rotate through the articulated cooperation of articulated shaft 6 with articulated piece 14, and the cooperation centre gripping of clamping binding clip and vice pincers mechanism centre gripping, the sick person affected part of centre gripping operation in-process, vice pincers mechanism have simultaneously with clamping binding clip and vice pincers mechanism centre gripping direction looks vertical direction's clamping function, more utilize the centre gripping, press from both sides tight anomalous affected part.

A screw hole 16 and a square groove 17 are formed in the first clamp rod 1, the screw hole 16 is communicated with the square groove 17, one end of the first clamp rod 1 is provided with a symmetrical notch 13, the notch 13 is communicated with the square groove 17, a rotating shaft 18 is arranged in the square groove 17, and the other end of the first clamp rod 1 is fixedly provided with a first hand buckle 15; the first hand fastener 15 is convenient for the forefinger or thumb of the doctor to insert and provides the holding power, and the notch 13, the screw hole 16 and the square groove 17 are convenient for the auxiliary clamp mechanism to be installed in a matched mode.

The other end of the second forceps rod 4 is fixed with a second hand buckle 7, the second hand buckle 7 is convenient for insertion of a forefinger or a thumb of a doctor to provide holding power.

The auxiliary clamp mechanism comprises a first clamp head 2, a second clamp head 3, a connecting screw rod 5, a rotating head 8, a first connecting rod 9 and a second connecting rod 10, the connecting screw rod 5 is arranged inside a screw hole 16 in a threaded fit mode, one end of the rotating head 8 is rotatably arranged at one end of the connecting screw rod 5, the other end of the rotating head 8 is fixedly provided with two symmetrical hinged plates 11, in the embodiment, the fixing mode adopts welding or casting, one ends of the first connecting rod 9 and the second connecting rod 10 are rotatably connected between the two hinged plates 11, the first clamp head 2 is rotatably connected at the other end of the second connecting rod 10, and the second clamp head 3 is rotatably connected at the other end of the first connecting rod 9; the connecting screw rod 5 is screwed out of the screw hole 16, the connecting screw rod 5 pulls the rotating head 8 to pull towards the first buckle 15, namely the first connecting rod 9 and the second connecting rod 10 are pulled by the hinged plate 11 to respectively drive the second binding clip 3 and the first binding clip 2 to open towards opposite directions, the opened first binding clip 2 and the opened second binding clip 3 are aligned to a part needing clamping, the connecting screw rod 5 is screwed into the screw hole 16, and then the first binding clip 2 and the second binding clip 3 are closed towards opposite directions to clamp the position needing clamping.

The other end of connecting screw 5 is fixed with hand and twists pole 12, and in this embodiment, above-mentioned fixed mode adopts the welding, and hand is twisted pole 12 surfaces and is equipped with a plurality of hand of being the circumference equipartition and twists the recess, and the hand is twisted pole 12 to the finger, and the screw in of control connecting screw 5 is perhaps unscrewed, twists the recess through the hand and increases the frictional force between finger and the hand and twist pole 12.

A first connecting plate 19 is arranged at the end part of the first binding clip 2, the first connecting plate 19 is rotatably connected to the other end of the second connecting rod 10, a first rotating shaft hole is formed in the first connecting plate 19, the first rotating shaft hole is rotatably sleeved on the rotating shaft 18, and the first connecting plate 19 is arranged inside the notch 13 in a sliding mode; the second connecting rod 10 drives the first connecting plate 19 to rotate, that is, the first rotating shaft hole of the first connecting plate 19 is driven to rotate around the rotating shaft 18, the first connecting plate 19 can slidably extend out of the notch 13, so that the interference between the first connecting plate 19 and the end part of the first clamp rod 1 is avoided, and the opening angle is ensured.

A plurality of first small clamping grooves 21 are formed in the upper end of the first binding clip 2, a plurality of first large clamping grooves 20 are formed in the side face of the first binding clip 2, the number of the first large clamping grooves 20 and the inner diameter of the groove hole are two times of that of the first small clamping grooves 21, and the first small clamping grooves 21 and the first large clamping grooves 20 improve the friction force of clamping and can clamp quickly.

The tip of second binding clip 3 is equipped with second connecting plate 22, second connecting plate 22 rotates the other end of connecting at first connecting rod 9, and be equipped with pivot hole two on the second connecting plate 22, pivot hole two rotates the cover and puts in pivot 18, second connecting plate 22 slides and sets up inside breach 13, second connecting plate 22 contacts with first connecting plate 19, first connecting rod 9 drives second connecting plate 22 and rotates, drive the pivot hole two of second connecting plate 22 promptly and rotate around pivot 18, second connecting plate 22 slidable stretches out breach 13 outwards, avoid second connecting plate 22 to interfere with the tip of first tong pole 1, guarantee open angle.

The lower end of the second binding clip 3 is provided with a plurality of second small clamping grooves 24, the side surface of the second binding clip 3 is provided with a plurality of second large clamping grooves 23, the number of the second large clamping grooves 23 and the inner diameter of the groove hole are two times of the second small clamping grooves 24, the second small clamping grooves 24 are matched with the first small clamping grooves 21 for clamping, the second large clamping grooves 23 are matched with the first large clamping grooves 20 for clamping, the friction force of clamping is improved, and the clamping can be rapidly clamped.

The invention is not limited to only arranging the auxiliary clamp mechanism in the first clamp rod 1, but also arranging the auxiliary clamp mechanism in the second clamp rod 4 according to requirements, and the auxiliary clamp mechanisms in two directions can clamp the affected part simultaneously.

The working principle of the invention is as follows: the forefinger and the thumb of a doctor are respectively inserted into the first hand buckle 15 and the second hand buckle 7, and the forefinger and the thumb are kneaded to drive the first clamp rod 1 and the second clamp rod 4 to rotate and open through the hinged fit of the hinged shaft 6 and the hinged block 14, namely, the clamping head and the auxiliary clamp mechanism are opened, the clamping head and the auxiliary clamp mechanism extend into an affected part to be clamped, and then the forefinger and the thumb are kneaded to open, so that the clamping head and the auxiliary clamp mechanism are closed to clamp the affected part;

When the shape of the affected part is irregular, the connecting screw rod 5 is screwed out of the screw hole 16, the connecting screw rod 5 pulls the rotating head 8 to pull towards the first hand buckle 15, namely the hinged plate 11 pulls the first connecting rod 9 and the second connecting rod 10, the second connecting rod 10 drives the first connecting plate 19 to rotate, namely the first rotating shaft hole of the first connecting plate 19 is driven to rotate around the rotating shaft 18, namely the first tong head 2 is opened, the first connecting plate 9 drives the second connecting plate 22 to rotate, namely the second rotating shaft hole of the second connecting plate 22 is driven to rotate around the rotating shaft 18, namely the second tong head 3 is opened, the first tong head 2, the second tong head 3 and the clamping tong head are placed on the irregular affected part, the connecting screw rod 5 is screwed into the screw hole 16, the irregular affected part is clamped by the first tong head 2 and the second tong head 3, the self-locking is stopped after the clamping, then the forefinger and the thumb are kneaded, and the clamping tong head is matched with the first tong head 2 and the second tong head 3 to be closed, clamping the irregular affected part; after the clamping is finished, the reverse connecting screw rod 5 is screwed out of the screw hole 16, the first binding clip 2 and the second binding clip 3 are opened, and the forefinger and the thumb are kneaded to loosen the affected part.

In conclusion, the invention provides a medical operation forceps, which adopts the matching of a clamping forceps head and an auxiliary forceps mechanism to clamp and clamp an affected part, and simultaneously adopts the matching of a first forceps head 2 and a second forceps head 3 to provide the clamping which is vertical to the clamping direction of the clamping forceps head and the auxiliary forceps mechanism, so that the irregular affected part can be better clamped and clamped, and the secondary damage is avoided; the opening angles of the first binding clip 2 and the second binding clip 3 are adjusted through the matching of the connecting screw rod 5 and the screw hole 16, the application range is wide, the self-locking is realized after the clamping, the looseness is avoided, and the invention has the advantages of simple structure and simple production and manufacture.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.